Semiconductor devices fabricated with different processing options
First Claim
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1. A semiconductor device to provide a configurable functionality, the device fabricated with different fabricating options comprising:
- a first fabricating option wherein logic transistors are fabricated utilizing a first set of masks and a first process sequence, and a user configurable memory element to program a said logic transistor is fabricated utilizing a second set of masks; and
a second fabricating option wherein the identical logic transistors are fabricated utilizing the first set of masks and the first process sequence, and a mask configurable memory element to program a said logic transistor is fabricated utilizing a third set of masks, the third set having fewer masks than the second set.
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Abstract
A semiconductor device, wherein: a first fabricating option provides a plurality of user configurations to configure the device functionality; and a second fabricating option hard-wires a said functional configuration, the second option comprising a plurality of common masks and fewer processing steps compared to the first option.
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Citations
20 Claims
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1. A semiconductor device to provide a configurable functionality, the device fabricated with different fabricating options comprising:
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a first fabricating option wherein logic transistors are fabricated utilizing a first set of masks and a first process sequence, and a user configurable memory element to program a said logic transistor is fabricated utilizing a second set of masks; and
a second fabricating option wherein the identical logic transistors are fabricated utilizing the first set of masks and the first process sequence, and a mask configurable memory element to program a said logic transistor is fabricated utilizing a third set of masks, the third set having fewer masks than the second set. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A semiconductor device to provide a configurable functionality, the device fabricated with different fabricating options comprised of:
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a first fabricating option comprising;
masks and processing steps to fabricate transistors; and
a first process sequence to fabricate a user configurable memory element above the transistors; and
a second fabricating option comprising;
said masks and said processing steps to fabricate transistors; and
a second process sequence to fabricate a mask configurable memory element above the transistors, the second process sequence comprising fewer processing steps than the first process sequence. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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18. A semiconductor device, wherein:
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a first fabricating option provides a plurality of user configurations to configure the device functionality; and
a second fabricating option hard-wires a said functional configuration, the second option comprising a plurality of common masks and fewer processing steps compared to the first option. - View Dependent Claims (19, 20)
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Specification